/*
 * Copyright 2012 Mirella Esther da Silva
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.mirella.alerts;

import java.util.ArrayList;

import android.app.AlertDialog;
import android.content.Context;
import android.graphics.drawable.Drawable;

import com.google.android.maps.ItemizedOverlay;
import com.google.android.maps.OverlayItem;


/**  
 *  Overlay designer (Points on the map). 
 */


public class AlertOverlay extends ItemizedOverlay<OverlayItem> {

	private ArrayList<OverlayItem> points = new ArrayList<OverlayItem>();	
	private Context context;

	public AlertOverlay(Drawable defaultMarker) {
		super(boundCenterBottom(defaultMarker));
		this.populate();
	}

	public AlertOverlay(Drawable defaultMarker, Context context) {
		super(boundCenterBottom(defaultMarker));
		this.context = context;
		this.populate();
	}

	@Override
	protected OverlayItem createItem(int index) {
		return points.get(index);
	}

	public void addOverlay(OverlayItem overlay) {
		points.add(overlay);
		populate();
	}

	@Override
	public int size() {
		return points.size();
	}

	@Override
	protected boolean onTap(int index) {
	  OverlayItem item = points.get(index);
	  AlertDialog.Builder dialog = new AlertDialog.Builder(context);
	  dialog.setTitle(item.getTitle());
	  dialog.setMessage(item.getSnippet());
	  dialog.show();
	  return true;
	}

}
